445143464341544 has 64 divisors (see below), whose sum is σ = 842419977062400. Its totient is φ = 220499986653184.

The previous prime is 445143464341517. The next prime is 445143464341661.

445143464341544 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 445143464341544.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24665778329 + ... + 24665796375.

It is an arithmetic number, because the mean of its divisors is an integer number (13162812141600).

Almost surely, 2^{445143464341544} is an apocalyptic number.

It is an amenable number.

445143464341544 is a deficient number, since it is larger than the sum of its proper divisors (397276512720856).

445143464341544 is a wasteful number, since it uses less digits than its factorization.

445143464341544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29282 (or 29278 counting only the distinct ones).

The product of its digits is 88473600, while the sum is 56.

The spelling of 445143464341544 in words is "four hundred forty-five trillion, one hundred forty-three billion, four hundred sixty-four million, three hundred forty-one thousand, five hundred forty-four".